Alloy steel flange
Specification：
| Grade | ASTM/ ASMEA182F1 /F51 F9/F111 F221 F91 |
| Standard | ANSI Flanges, ASME Flanges, API, MSSP, BS Flanges, DIN Flanges, EN Flanges, NACE etc |
| Size | 1/2" to 36" |
| Type | Weld neck Flanges (WNRF), Slip-on Flanges (SORF), Blind Flanges (BLRF), Lap Joint Flanges (SOLJ), Socket- weld |
| Flanges (SWRF), Screwed (Threaded) Flanges, Long weld neck Flanges (LWNRF), Spectacle Blind Flanges | |
| Spacer & Blind Flanges, Ring Type Joint Flanges (RTJ), Reducing Flanges, Raised Face (RF) Flanges, Orifice Flanges | |
| Large Diameter Flanges, Custom Flanges, Drawing Flanges, Forged Flanges, Plate Flanges, Flat Face Flanges, etc | |
| Dimensions | ANSI/ASME B16.5, B 1647 Series A& B, B16.48, BS4504, BS 10, EN-1092, DIN, etc |
| Class/Pressure | 150#, 300#, 600#, 900#, 1500#, 2500# |
| PN6, PN10, PN16, PN25, PN40, PN64 etc |
ASME SA 182 AS Pipe Flange Equivalent Material
| Material Group | Common Name | Type | UNS | Forging Spec. | Casting Spec. Equivalent | DIN | DIN W. No | Application |
|---|---|---|---|---|---|---|---|---|
| Low AS | Moly Steel | C-1/2Mo | K12822 | A182-F1 cl2 | A217-WC1 | 15M03 | 1.5415 | Up to 470ºC* (875ºF) |
| AS Chrome Moly | 1.1/4Cr-1/2Mo | K11572 | A182-F11 cl2 | A217-WC6 | 13CRM044 | 1.7335 | Up to 593ºC (1100ºF) | |
| 2.1/4Cr-1Mo | K21590 | A182-F22 cl3 | A217-WC9 | 10CRM0910 | 1.7380 | Up to 593ºC (1100ºF), HP steam | ||
| 5Cr-1/2Mo | K41545 | A182-F5/F5a | A217-C5 | 12CRMO195 | 1.7362 | High temp refinery service | ||
| 9Cr-1Mo | K90941 | A182-F9 | A217-C12 | X 12 CrMo 9 1 | 1.7386 | High temp erosive refinery service | ||
| 9Cr-1Mo-V | A182-F91 | A217-C12A | X 10 CrMoVNb 9 1 | 1.4903 | High pressure steam |
Chemical Element of Alloy Steel Flange Material
| Grade | C | Mn | Si | P | S | Cr | Mo |
|---|---|---|---|---|---|---|---|
| F1 | 0.15 max | 0.3-0.6 | 0.5 | 0.03 | 0.03 | 4-6 | 0.44-0.65 |
| F5 | 0.15 max | 0.3-0.6 | 0.5-1.0 | 0.03 | 0.03 | 4-6 | 0.44-0.65 |
| F9 | 0.15 max | 0.3-0.6 | 0.5-1.0 | 0.03 | 0.03 | 8-10 | 0.9-1.1 |
| F11 | 0.5-0.15 | 0.3-0.6 | 0.5-1.0 | 0.03 | 0.03 | 1.0-1.5 | 0.44-0.65 |
| F12 | 0.15 max | 0.3-0.6 | 0.5 | 0.03 | 0.03 | 4-6 | 0.44-0.65 |
| F22 | 0.50.15 max | 0.3-0.6 | 0.5 | 0.03 | 0.03 | 4-6 | 0.44-0.65 |
| F91 | 0.15 max | 0.3-0.6 | 0.5-1.0 | 0.03 | 0.03 | 8-10 | 0.9-1.1 |
Mechanical Properties of ANSI B16.5 Alloy Steel Slip On Flange
| Grade | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|
| F1 | 275 | 485 | 20 % |
| F5 | 275 | 485 | 20 % |
| F9 | 380 | 585 | 20 % |
| F11 | 205 | 415 | 20 % |
| F12 | 275 | 485 | 20 % |
| F22 | 205 | 415 | 20 % |
| F91 | 380 | 585 | 20 % |
Specification Chart of Alloy Steel Weld Neck Flange
| ASTM Specification | ASTM A182 , ASME SA182 |
|---|---|
| Size in inch | 1/2 inch (15 NB) to 48 inch (1200NB) |
| Standards | ANSI/ASME B16.5, B16.48, B 16.47 Series A & B, EN-1092, BS4504, BS 10, DIN |
| Class and Pressure Chart | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc. |
ASME SA182 AS Orifice Flanges,
ANSI B16.5 Alloy Plate Flanges,
Alloy Steel A182 Pipe Flange,
Alloy A182 Lap Joint Flanges,
Alloy Steel Blind Flange
Alloy Steel Flanges
Chrome Moly Plate Flange
A182 Alloy Steel Welding Neck Flange,
Alloy Steel Threaded Flange
